You can fix this one with
hjt in savemode:
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar =
file://C:\WINDOWS\System32/left.html
And can you post a
hjt startuplist?
1. start HijackThis
2. click on 'Config'
3. click on 'Misc Tools'
4. Put a check in 'List also minor sections (full)'
5. click on 'Generate StartupList log'
6. click on 'yes' to make the log
7. Then copy the resulting log to a post here
And you still don't seem to have a firewall , that is like leaving the frontdoor of youre house wideopen for burglers.
Have a look in our download section for some free ones.